1 Feline stomatitis is a severe, painful inflammation of a catâs mouth and gums. 2  Dental disease, certain viruses, and some other inflammatory conditions can cause feline stomatitis.  The long-term outcome can vary. Many cats require long-term treatment to control the condition.
Vaccine Adverse Event Reporting System. The Vaccine Adverse Event Reporting System (VAERS) is a United States program for vaccine safety, co-managed by the U.S. Centers for Disease Control and Prevention (CDC) and the Food and Drug Administration (FDA).
Over 35% of those serious Hepatitis A vaccine-related adverse events occurring in adults between seventeen and forty-four years old. Of these Hepatitis A-vaccine related adverse event reports to VAERS 114 were deaths, with 34% of the deaths occurring in children under three years of age.